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Male Duke of Brittany Geoffrey of England Duke of Brittany Click to view Duke of Brittany Geoffrey of England Duke of Brittany in the family tree

Geoffrey of's father was Henry II Plantagenet King of England and his mother was Elbeonore Duchess of Aquitaine.  His paternal grandparents were Geoffrey V Comte Du Maine et D'Anjou and Matilda (Maud) Empress of Germany; his maternal grandparents were William X Duke of Aquitaine and Eleanor De Chastellerault. He had two brothers and two sisters, named John "Lackland" King of, Richard Plantagenet I King of, Mathilde and Eleanor Princess of. He had a half-brother and four half-sisters, named William, Agnes Capet Princess of, Marie Capet Princess Of, Mary Capet Princess of and Alice Capet Princess of.  He died in 1185.

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